Surfactant composition for foaming sand

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United States of America

PATENT NO 12152189
APP PUB NO 20220228067A1
SERIAL NO

17615385

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Abstract

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A surfactant composition for a foamed sand including 80 to 99.8 mass % of a compound (A) represented by formula (1); 0.1 to 10 mass % of a compound (B) represented by formula (2); and 0.1 to 10 mass % of an amphoteric surfactant (C):

description='In-line Formulae' end='lead'R1O-(EO)n—SO3M1  (1)description='In-line Formulae' end='tail'

wherein R1 represents a hydrocarbon group having 6 to 22 carbons, EO represents oxyethylene group, n is 1 to 10, and M1 represents an alkali metal, an alkaline earth metal, ammonium or an organic ammonium;

description='In-line Formulae' end='lead'R2O—SO3M2  (2)description='In-line Formulae' end='tail'

wherein R2 represents a hydrocarbon group having 6 to 22 carbons, and M2 represents an alkali metal, an alkaline earth metal, ammonium or an organic ammonium.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHA1 TOYOTA-CHO TOYOTA-SHI AICHI 4718571 ?4718571
NOF CORPORATIONTOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Izumi, Shogo Toyota, JP 10 364
Komiya, Hiroyuki Amagasaki, JP 1 0
Sugaya, Norihiro Amagasaki, JP 1 0
Watanabe, Hirotsune Miyoshi, JP 28 27
Yamada, Munehiro Amagasaki, JP 12 112

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